Home / 928,664.40-1,392,887.16-254,813.84

Finding the Fourth Proportional to 928,664.40, 1,392,887.16 and 254,813.84

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Solution

The fourth proportional to 928,664.40, 1,392,887.16 and 254,813.84 is: 382,190.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,664.40 : 1,392,887.16 = 254,813.84 : x
  2. Step 2: Convert to fraction form
    928,664.40/1,392,887.16 = 254,813.84/x
  3. Step 3: Cross multiply
    928,664.40x = 1,392,887.16 × 254,813.84
  4. Step 4: Simplify right side
    928,664.40x = 354,926,925,926.29
  5. Step 5: Solve for x
    x = 354,926,925,926.29/928,664.40
  6. Step 6: Final answer
    x = 382,190.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.